Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Belfast is from June, August, September. — consistent weather climate
🌦Humid
| Score | 11 | 14 | 12 | 23 | 74 | 77 | 76 | 78 | 80 | 53 | 23 | 9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Mild | Humid | Humid | Humid | Cool & rainy | Cold | Cold | Polar |
| Temperature | -7–1°C | -8–1°C | -3–6°C | 2–11°C | 8–18°C | 14–22°C | 17–25°C | 17–24°C | 13–21°C | 8–15°C | 2–9°C | -4–3°C |
| Feels like | -12–-4°C | -13–-3°C | -8–2°C | -2–7°C | 5–16°C | 13–23°C | 18–27°C | 17–26°C | 12–21°C | 5–13°C | -3–5°C | -9–-1°C |
| Precipitation | 106mm 11 days | 71mm 9 days | 115mm 12 days | 123mm 12 days | 77mm 8 days | 102mm 12 days | 115mm 11 days | 101mm 10 days | 102mm 8 days | 131mm 10 days | 91mm 8 days | 150mm 12 days |
| Sunshine | 5.3h ☀︎ 58% | 6.9h ☀︎ 66% | 7.6h ☀︎ 63% | 8.1h ☀︎ 60% | 10.7h ☀︎ 72% | 10.3h ☀︎ 67% | 10.3h ☀︎ 68% | 10.1h ☀︎ 72% | 9.3h ☀︎ 74% | 7.3h ☀︎ 66% | 6.8h ☀︎ 70% | 5.0h ☀︎ 56% |
| Wind | NW · 21 km/h | NW · 21 km/h | NW · 22 km/h | NW · 21 km/h | SW · 19 km/h | SW · 17 km/h | SW · 16 km/h | SW · 15 km/h | W · 17 km/h | W · 17 km/h | W · 21 km/h | NW · 21 km/h |
| Humidity (%) | 69% | 68% | 68% | 69% | 69% | 78% | 80% | 81% | 79% | 79% | 71% | 72% |
| Day length | 9.3h | 10.5h | 12.0h | 13.5h | 14.8h | 15.5h | 15.1h | 14.0h | 12.5h | 11.0h | 9.6h | 8.9h |